13720250

素因数分解:

$2^1\times 5^3\times {\mathrm{54881}}^1$

素因数の和:54898

約数の個数: 16

約数和(自身を含む): 25684776

約数和(自身を除く): 11964526

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 54881, 109762, 274405, 548810, 1372025, 2744050, 6860125, 13720250]

約数ペア:

[(1, 13720250), (2, 6860125), (5, 2744050), (10, 1372025), (25, 548810), (50, 274405), (125, 109762), (250, 54881)]